670613788 has 12 divisors (see below), whose sum is σ = 1263849160. Its totient is φ = 309514032.

The previous prime is 670613761. The next prime is 670613791. The reversal of 670613788 is 887316076.

670613788 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6448158 + ... + 6448261.

Almost surely, 2^670613788 is an apocalyptic number.

It is an amenable number.

670613788 is a deficient number, since it is larger than the sum of its proper divisors (593235372).

670613788 is a wasteful number, since it uses less digits than its factorization.

670613788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12896436 (or 12896434 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 670613788 is about 25896.2118465230. The cubic root of 670613788 is about 875.3011373836.

The spelling of 670613788 in words is "six hundred seventy million, six hundred thirteen thousand, seven hundred eighty-eight".